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Role of quaternaryammonium permanganates in the synthesis of substituted guanidines—a comparative study

✍ Scribed by Natarajan Srinivasan; Krishnamurthy Ramadas

Publisher
Elsevier Science
Year
2001
Tongue
French
Weight
67 KB
Volume
42
Category
Article
ISSN
0040-4039

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✦ Synopsis

Quaternaryammonium permanganate transforms 1,3-diarylthioureas in the presence of an amine to the respective trisubstituted guanidines in excellent yields.

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✍ A. MADDER; I. MUENSTER; U. ROLLE; P. J. DE CLERCQ 📂 Article 📅 2010 🏛 John Wiley and Sons ⚖ 38 KB 👁 1 views

The Synthesis of Di(hydroxyalkyl) Substituted Bicyclic Guanidines. -The enantiomerically pure guanidine (XIII) is synthesized by a route based on a methodology developed by Schmidtchen for bicyclic guanidines containing two differently protected hydroxyalkyl side chains. The desired intermediate (X